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Partners in Performance

Cochran’s reputation for quality customer service has been built on a strong foundation of performance. We are known for honoring our commitments and as a result, 95% of our clients come back for new projects.

Bridges & Culverts

Cochran provides comprehensive bridge and structural engineering services for on-system, off-system, locally funded, and private projects throughout Missouri — from initial evaluation and planning through design, construction, rehabilitation, and maintenance.

Our experience encompasses a wide variety of structure types and site conditions, including precast and prestressed concrete bridges, post-tensioned concrete structures, structural steel plate girders, reinforced concrete box culverts, and large-diameter drainage structures. We evaluate each crossing with consideration for hydraulics, roadway geometry, structural performance, constructability, environmental requirements, right-of-way, utilities, and long-term maintenance to develop practical solutions tailored to each project.

Services at a Glance

  • Large River & Stream Designs (complying with LPA Manual)
  • Bridge and Large Culvert Design 
  • Box Culverts
  • Bank Stabilization
  • Capital Improvement Programming, Coordination & Implementation
  • Federal & State Funding Assistance
  • Structure Inspection & Reporting
  • FEMA Studies & Approvals
  • Hydrologic & Hydraulic Analysis
  • Preboring & Piling Designs

Cochran also helps communities extend the useful life of existing infrastructure through bridge inspections, structural evaluations, rehabilitation and repair design, and maintenance recommendations. Our engineers work closely with municipal and county staff to identify deficiencies, prioritize improvements, and determine when rehabilitation provides the best value or replacement is the more effective long-term solution.

With in-house expertise in transportation engineering, surveying, geotechnical engineering, hydraulics, environmental coordination, construction administration, materials testing, and inspection, Cochran provides an integrated approach to bridge projects — helping our clients deliver safe, durable, and cost-effective structures that keep communities connected.

Connect with Cochran

Connect with us to bring the right expertise to your next project.